CVE-2026-13747 Details
Description
The Meow Gallery plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.5.4 This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with author-level access and above, to enumerate and read metadata — including post ID, title, date, author, and status — of all private and draft posts on the site, including those authored by other users.
A vulnerability exists in the Meow Gallery plugin for WordPress, affecting all versions up to and including 5.5.4. The issue stems from the plugin's failure to properly verify user authorization for certain actions. This flaw enables authenticated attackers with author-level access or higher to enumerate and access metadata from all private and draft posts on the site, including those written by other users. The exposed metadata includes post ID, title, date, author, and status.
Users are advised to update the Meow Gallery plugin to version 5.5.5 or a newer patched version.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 30, 2026CISA-ADP
Assessed Oct 30, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-862 | Missing Authorization | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Meow Gallery | <= 5.5.4 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 30, 2026 | New CVE Received | [email protected] |
| Oct 30, 2026 | CVE Modified | CISA-ADP |